package com.atguigu.gulimail.product.exception;

import com.atguigu.common.exception.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.*;

/**
 * @author xiaozheng
 * @version 1.0
 * @date 2021/2/5 14:10
 */
@Slf4j
@RestControllerAdvice(basePackages = "com.atguigu.gulimail.product.controller")
public class GuiliMallGlobalExceptionAdvice {

	/**
	 * JSR校验异常
	 * @param e
	 * @return
	 */
	@ExceptionHandler(value= MethodArgumentNotValidException.class)
	public R handleValidException(MethodArgumentNotValidException e){
		log.error("数据校验出现问题{}，异常类型：{}",e.getMessage(),e.getClass());
		BindingResult bindingResult = e.getBindingResult();
		Map<String, String> responseMap = new HashMap<>();
		bindingResult.getFieldErrors().stream().forEach(fieldError -> {
			responseMap.put(fieldError.getField(), fieldError.getDefaultMessage());
		});
		return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",responseMap);
	}
	/**
	 * 处理未知异常
	 * @param e
	 * @return
	 */
	@ExceptionHandler(value= ExceptionInInitializerError.class)
	public R handleUnknowException(Exception e){
		log.error("数据校验出现问题{}，异常类型：{}",e.getMessage(),e.getClass());;
		return R.error(e.getMessage());
	}
}
